Ratio between permeability of (uncharged) CO2 and HCO3- to lipid membranes

Range ~1,000 Fold
Organism Unspecified
Reference Price GD, Badger MR, Woodger FJ, Long BM. Advances in understanding the cyanobacterial CO2-concentrating-mechanism (CCM): functional components, Ci transporters, diversity, genetic regulation and prospects for engineering into plants. J Exp Bot. 2008 59(7):1441-61 p.1443 right column top paragraphPubMed ID17578868
Comments "Being an ionic form of Ci, HCO3- is about 1000-fold less permeable to lipid membranes than the uncharged CO2 molecule, making it the preferred form of Ci (inorganic carbon) for accumulation, especially where the cytoplasmic pH is 7.8–8.2." See BNID 110711
Entered by Uri M
ID 109898